#### The de Broglie wavelength of a tennis ball of mass 60g moving with a velocity of 10  metres per second is approximately Option 1) Option 2) Option 3) Option 4)

As we learnt in

De-broglie wavelength -

- wherein

where m is the mass of the particle

v its velocity

p its momentum

Correct option is option 1

Option 1)

Correct Option

Option 2)

Incorrect option

Option 3)

Incorrect option

Option 4)

Incorrect option